Java tutorial
/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.hadoop.metrics2.sink; import com.microsoft.sqlserver.jdbc.SQLServerDriver; import org.apache.commons.configuration.SubsetConfiguration; import org.apache.hadoop.metrics2.AbstractMetric; import org.apache.hadoop.metrics2.MetricsRecord; import org.apache.hadoop.metrics2.MetricsTag; import org.junit.Test; import java.sql.CallableStatement; import java.sql.Connection; import java.util.Collections; import java.util.HashSet; import static org.easymock.EasyMock.*; public class SqlServerSinkHadoop2Test extends SqlServerSinkTest<SqlServerSinkHadoop2> { @Override public SqlServerSinkHadoop2 createInstance() throws InstantiationException, IllegalAccessException { return new SqlServerSinkHadoop2(); } @Override @Test public void testPutMetrics() throws Exception { SubsetConfiguration configuration = createNiceMock(SubsetConfiguration.class); Connection connection = createNiceMock(Connection.class); CallableStatement cstmt = createNiceMock(CallableStatement.class); MetricsRecord record = createNiceMock(MetricsRecord.class); AbstractMetric metric = createNiceMock(AbstractMetric.class); // set expectations expect(configuration.getParent()).andReturn(null); expect(configuration.getPrefix()).andReturn("prefix"); expect(configuration.getString("databaseUrl")).andReturn("url"); expect(record.context()).andReturn("context"); expect(record.name()).andReturn("typeName"); expect(record.tags()).andReturn(new HashSet<MetricsTag>()); expect(record.timestamp()).andReturn(9999L); expect(record.metrics()).andReturn(Collections.singleton(metric)); expect(metric.name()).andReturn("name").anyTimes(); expect(metric.value()).andReturn(1234); expect(connection.prepareCall("{call dbo.uspGetMetricRecord(?, ?, ?, ?, ?, ?, ?, ?, ?)}")).andReturn(cstmt); cstmt.setNString(1, "context"); cstmt.setNString(2, "typeName"); cstmt.setNString(eq(3), (String) anyObject()); cstmt.setNString(eq(4), (String) anyObject()); cstmt.setNString(eq(5), (String) anyObject()); cstmt.setNString(6, "prefix"); cstmt.setNString(7, "sourceName:prefix"); cstmt.setLong(8, 9999L); cstmt.registerOutParameter(9, java.sql.Types.BIGINT); expect(cstmt.execute()).andReturn(true); expect(cstmt.getLong(9)).andReturn(99L); expect(cstmt.wasNull()).andReturn(false); expect(connection.prepareCall("{call dbo.uspInsertMetricValue(?, ?, ?)}")).andReturn(cstmt); cstmt.setLong(1, 99L); cstmt.setNString(2, "name"); cstmt.setNString(3, "1234"); expect(cstmt.execute()).andReturn(true); // replay replay(configuration, connection, cstmt, record, metric); SqlServerSink sink = createInstance(); sink.init(configuration); SQLServerDriver.setConnection(connection); sink.putMetrics(record); verify(configuration, connection, cstmt, record, metric); } }